CN218673471U

CN218673471U - Utensil is examined to general engine bent axle

Info

Publication number: CN218673471U
Application number: CN202223278061.3U
Authority: CN
Inventors: 王跃; 王彬
Original assignee: Chongqing Qianfeng Forging Co ltd
Current assignee: Chongqing Qianfeng Forging Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-03-21
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a general gasoline engine crankshaft checking fixture, relating to the technical field of general gasoline engines; the utility model comprises a bottom plate, wherein four support rods are fixedly connected to the top end of the bottom plate, an adjusting device is fixedly connected to one side of the top end of the support plate, an electric telescopic rod is fixedly connected to the top end of the adjusting device, a mounting plate is fixedly connected to the telescopic end of the electric telescopic rod, a measuring meter is inserted into the top end of the mounting plate, and a fixed rotating device is fixedly connected to the top end of the support plate; the fixed rotating device comprises an electric sliding rail, two electric sliding blocks are connected in the electric sliding rail in a sliding manner, and the top ends of the two electric sliding blocks are respectively and fixedly connected with a first connecting plate and a second connecting plate; the utility model discloses a set up fixed rotating device, can be convenient for fix not unidimensional bent axle, also be convenient for drive the bent axle and rotate, and under adjusting device's effect, can be convenient for adjust the horizontal position and the high position of gauge.

Description

Utensil is examined to general engine bent axle

Technical Field

The utility model relates to a general gasoline engine technical field specifically is an utensil is examined to general gasoline engine bent axle.

Background

The general gasoline engine refers to gasoline engines except for vehicles and special purposes, a crankshaft is used as an important part of the general gasoline engine, and a detection tool is usually used for measuring the eccentricity value of the crankshaft after production and processing.

However, the prior art has the following problems:

firstly, the detecting tools are not stable and convenient enough when used for fixing crankshafts with different sizes, and the crankshafts are not convenient to drive to rotate so as to adjust the measuring position;

secondly, the gauges in these examines the utensil are inconvenient to carry out the regulation of position for the whole flexibility of examining the utensil at the during operation is not high.

Aiming at the problems, the inventor provides a general engine crankshaft detection tool for solving the problems.

SUMMERY OF THE UTILITY MODEL

The problems that the crankshaft with different sizes is not stable and convenient enough when the checking fixture is used for fixing the crankshaft, the crankshaft is not convenient to rotate, and the position of a measuring meter is inconvenient to adjust are solved; an object of the utility model is to provide an utensil is examined to general gasoline engine bent axle.

In order to solve the technical problem, the utility model adopts the following technical scheme: a general engine crankshaft gauge comprises a bottom plate, wherein an anti-skid plate is fixedly connected to the lower end of the bottom plate, four support rods are fixedly connected to the top end of the bottom plate, the four support rods are distributed in a rectangular array, a support plate is fixedly connected to the top ends of the four support rods together, an adjusting device is fixedly connected to one side of the top end of the support plate, an electric telescopic rod is fixedly connected to the top end of the adjusting device, a mounting plate is fixedly connected to the telescopic end of the electric telescopic rod, a measuring meter is inserted into the top end of the mounting plate, and a fixed rotating device is fixedly connected to the top end of the support plate; the fixed rotating device comprises an electric sliding rail, the lower end of the electric sliding rail is fixedly connected with a supporting plate, the electric sliding rail is internally and slidably connected with two electric sliding blocks, the top ends of the two electric sliding blocks are respectively and fixedly connected with a first connecting plate and a second connecting plate, one end of the second connecting plate, which faces the first connecting plate, is fixedly connected with a sleeve plate, one end of the first connecting plate is connected with a driving motor, the output end of the driving motor penetrates through the first connecting plate and is fixedly connected with a fixed block, one end of the fixed block is provided with a fixed groove, the top end and the lower end of the fixed block are both fixedly connected with a convex block, one end of the convex block, which is far away from the fixed block, is penetrated by a knob, one end of the knob extends into the convex block and is fixedly connected with a first threaded rod, the outer surface of the first threaded rod is sleeved with a moving rod, and one side inner wall of the convex block is provided with a sliding groove, the sliding block is connected in the sliding groove in a sliding mode, one end of the moving rod is fixedly connected with the sliding block, one end of the moving rod extends into the fixed groove and is fixedly connected with the clamping plates, the two clamping plates are arc-shaped plates and are distributed in a mirror image mode, when the device is used, the whole detection tool is placed at a proper working position through the anti-slip plate at the lower end of the bottom plate, then the positions of the first connecting plate and the second connecting plate in the fixed rotating device can be adjusted according to the size of the crankshaft, only the electric sliding rail is started during adjustment, the electric sliding block slides in the electric sliding rail to adjust the positions of the first connecting plate and the second connecting plate, after the adjustment is completed, the rear end of the crankshaft is sleeved in the sleeve plate, the front end of the crankshaft is placed into the fixed groove in the fixed block, then the knob is rotated to enable the knob to drive the first threaded rod in the convex block to rotate, at this moment, under the effect of spout and slider, the carriage release lever will drive the pinch-off blades and remove for two pinch-off blades mutually support and press from both sides tightly fixedly to the front end of bent axle, and after fixed the completion, adjust the position of gauge through adjusting device, make the gauge can measure the eccentric value of bent axle, and when needs rotate the bent axle in order to adjust measuring position, can start driving motor, make driving motor drive fixed bent axle rotate can.

Preferably, the adjusting device comprises a long rod, the lower end of the long rod is fixedly connected with a supporting plate, a moving groove is formed in the top end of the long rod, a second threaded rod is rotatably connected to the inner wall of one side of the moving groove, one end of the long rod is connected with a rotating motor, the output end of the rotating motor extends into the long rod and is fixedly connected with the second threaded rod, a moving block is sleeved on the outer surface of the second threaded rod, a vertical rod is fixedly connected to the top end of the moving block, the length and the width of the moving block are respectively the same as those of the vertical rod, a cavity and a movable cavity are formed in the vertical rod, a rotating rod is inserted into the lower portion of one end of the vertical rod, one end of the rotating rod is rotatably connected with the inner wall of one side of the cavity, a first bevel gear is inserted into the outer surface of the rotating rod, and a second bevel gear is engaged and connected to the upper portion of the first bevel gear, the top end of the second bevel gear is fixedly connected with a third threaded rod, the top end of the third threaded rod extends into the movable cavity, the outer surface of the third threaded rod is sleeved with a lifting rod, the inner wall of one side of the movable cavity is provided with a sliding groove, a sliding block is connected in the sliding groove in a sliding manner, the lower part of one end of the lifting rod is fixedly connected with the sliding block, the top end of the lifting rod penetrates through the vertical rod and is fixedly connected with the electric telescopic rod, when the horizontal position of the measuring meter needs to be adjusted, a rotating motor in the adjusting device can be started firstly, the rotating motor drives the second threaded rod in the long rod to rotate, a moving block starts to move in the range of the moving groove, then the electric telescopic rod is started, the horizontal position of the measuring meter can be adjusted, and when the height position of the measuring meter needs to be adjusted, the rotary rod at one end of the vertical rod can be rotated, make the swing arm drive the first bevel gear in the cavity and rotate for second bevel gear begins to drive the third threaded rod and rotates in the activity intracavity, and at this moment under the effect of sliding tray and sliding block, the lifter will carry out stable reciprocating, thereby can adjust the high position of gauge.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses a set up fixed rotating device, the lagging among them can entangle the rear end of bent axle, and the fixed slot in the fixed block can entangle the front end of bent axle, and under the effect of knob, first threaded rod, spout, slider and carriage release lever, can make two clamp plates can cooperate each other to press from both sides tight fixedly to the front end portion of bent axle, under the effect of electronic slide rail and electronic slide block, the position of adjustable fixed block and lagging, thus can be convenient for carry out stable convenient fixing to bent axle of different sizes, simultaneously under the effect of driving motor, can be convenient for drive the rotation of the bent axle fixed in order to adjust the measuring position;

2. the utility model discloses a set up adjusting device, under second threaded rod wherein, shifting chute and movable block and electric telescopic handle's effect, can be convenient for adjust the horizontal position of gauge, and under the effect of swing arm, first bevel gear, second bevel gear, third threaded rod, sliding tray and sliding block, can make the lifter be convenient for drive the gauge and carry out the regulation of high position for the flexibility of whole utensil of examining at the during operation is higher.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of the fixing and rotating device of the present invention.

Fig. 3 is a sectional view of a part of the structure of the fixed rotating device of the present invention.

Fig. 4 is a schematic structural diagram of the adjusting device of the present invention.

Fig. 5 is a sectional view of a part of the adjusting device of the present invention.

In the figure: 1. a base plate; 2. a fixed rotating device; 3. an adjustment device; 4. an electric telescopic rod; 5. a measuring meter; 6. mounting a plate; 7. a support plate; 8. an anti-skid plate; 9. a support bar; 21. an electric slide rail; 22. a bump; 23. an electric slide block; 24. a second connecting plate; 25. sheathing; 26. fixing grooves; 27. a fixed block; 28. a first connecting plate; 29. a drive motor; 221. a knob; 222. a chute; 223. a slider; 224. a clamping plate; 225. a first threaded rod; 226. a travel bar; 31. a long rod; 32. a moving block; 33. a rotating electric machine; 34. a second threaded rod; 35. a vertical rod; 36. a lifting rod; 37. a moving groove; 351. a movable cavity; 352. a cavity; 353. a second bevel gear; 354. a first bevel gear; 355. rotating the rod; 356. a third threaded rod; 357. a slider; 358. a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The first embodiment is as follows: as shown in fig. 1-3, the utility model provides a general gasoline engine crankshaft checking fixture, which comprises a bottom plate 1, four support rods 9 are fixedly connected to the top end of the bottom plate 1, a support plate 7 is fixedly connected to the top ends of the four support rods 9, an adjusting device 3 is fixedly connected to one side of the top end of the support plate 7, an electric telescopic rod 4 is fixedly connected to the top end of the adjusting device 3, a mounting plate 6 is fixedly connected to the telescopic end of the electric telescopic rod 4, a measuring meter 5 is arranged at the top end of the mounting plate 6 in an inserting manner, and a fixed rotating device 2 is fixedly connected to the top end of the support plate 7; the fixed rotating device 2 comprises an electric sliding rail 21, the lower end of the electric sliding rail 21 is fixedly connected with a support plate 7, two electric sliding blocks 23 are connected in the electric sliding rail 21 in a sliding manner, the top ends of the two electric sliding blocks 23 are respectively and fixedly connected with a first connecting plate 28 and a second connecting plate 24, one end of the second connecting plate 24 facing the first connecting plate 28 is fixedly connected with a sleeve plate 25, one end of the first connecting plate 28 is connected with a driving motor 29, the output end of the driving motor 29 penetrates through the first connecting plate 28 and is fixedly connected with a fixed block 27, one end of the fixed block 27 is provided with a fixed groove 26, the top end and the lower end of the fixed block 27 are both fixedly connected with convex blocks 22, one end of the convex block 22 far away from the fixed block 27 is penetrated with a knob 221, one end of the knob 221 extends into the convex block 22 and is fixedly connected with a first threaded rod 225, and the outer surface of the first threaded rod 225 is sleeved with a moving rod 226, one end of the moving rod 226 extends into the fixing groove 26 and is fixedly connected with the clamping plate 224, the positions of the first connecting plate 28 and the second connecting plate 24 in the fixed rotating device 2 can be adjusted according to the size of the crankshaft, when the adjustment is performed, the electric sliding rail 21 is only needed to be started, the electric sliding block 23 slides in the electric sliding rail 21, the positions of the first connecting plate 28 and the second connecting plate 24 can be adjusted, after the adjustment is completed, the rear end of the crankshaft is sleeved in the sleeve plate 25, the front end of the crankshaft is placed in the fixing groove 26 in the fixing block 27, then the knob 221 is rotated, the knob 221 drives the first threaded rod 225 in the bump 22 to rotate, at the moment, under the action of the sliding groove 222 and the sliding block 223, the moving rod 226 drives the clamping plate 224 to move, so that the two clamping plates 224 are mutually matched to clamp and fix the front end of the crankshaft, after the fixation is completed, the position of the measuring meter 5 is adjusted through the adjusting device 3, so that the measuring meter 5 can measure the eccentric value of the crankshaft, and when the crankshaft needs to be rotated to adjust the measuring position, the driving motor 29 can be started, and the driving motor 29 drives the fixed crankshaft to rotate.

A sliding groove 222 is formed in the inner wall of one side of the projection 22, a sliding block 223 is connected in the sliding groove 222 in a sliding mode, and one end of a moving rod 226 is fixedly connected with the sliding block 223.

By adopting the above technical scheme, under the action of the sliding groove 222 and the sliding block 223, the moving rod 226 can be more stable during moving.

Both clamping plates 224 are arc-shaped plates, and the two clamping plates 224 are arranged in a mirror image.

Through adopting above-mentioned technical scheme for two clamp plates 224 can mutually support and fix the bent axle front end.

The lower end of the bottom plate 1 is fixedly connected with an antiskid plate 8.

Through adopting above-mentioned technical scheme, under the effect of antiskid ribbed tile 8, can make whole utensil of examining more stable when placing.

The four support bars 9 are distributed in a rectangular array.

Through adopting above-mentioned technical scheme for four bracing pieces 9 are better to the supporting effect of backup pad 7.

Example two: as shown in fig. 4-5, the adjusting device 3 includes a long rod 31, the lower end of the long rod 31 is fixedly connected to the support plate 7, a moving groove 37 is formed at the top end of the long rod 31, a second threaded rod 34 is rotatably connected to one side inner wall of the moving groove 37, one end of the long rod 31 is connected to a rotating motor 33, the output end of the rotating motor 33 extends into the long rod 31 and is fixedly connected to the second threaded rod 34, a moving block 32 is sleeved on the outer surface of the second threaded rod 34, a vertical rod 35 is fixedly connected to the top end of the moving block 32, a cavity 352 and a movable cavity 351 are formed in the vertical rod 35, a rotating rod 355 is inserted into the lower end of one end of the vertical rod 35, one end of the rotating rod 355 is rotatably connected to one side inner wall of the cavity 352, a first bevel gear 354 is inserted into the outer surface of the rotating rod 355, a second bevel gear is engaged with the upper portion of the first bevel gear 354, a third threaded rod 356 is fixedly connected to the top end of the first bevel gear 353, a third threaded rod 356 is extended into the movable cavity 351, a lifting rod 36 is sleeved on the outer surface of the third threaded rod 356, and the top end of the lifting rod 36 is fixedly connected to the vertical rod 35 and is fixedly connected to the electric telescopic rod 4.

Through adopting above-mentioned technical scheme, under adjusting device 3's effect, can be convenient for adjust the height position and the horizontal position of gauge 5.

A sliding groove 358 is formed on the inner wall of one side of the movable cavity 351, a sliding block 357 is slidably connected in the sliding groove 358, and the lower part of one end of the lifting rod 36 is fixedly connected with the sliding block 357.

Through adopting above-mentioned technical scheme, under the effect of sliding tray 358 and sliding block 357, can make lifter 36 more stable when reciprocating.

The length and width of the moveable mass 32 are the same as the length and width of the vertical bar 35 respectively.

By adopting the technical scheme, the structure of the whole checking fixture is more stable and reasonable.

The working principle is as follows: when in use, the whole checking fixture is placed at a proper working position through the anti-slip plate 8 at the lower end of the bottom plate 1, then the positions of the first connecting plate 28 and the second connecting plate 24 in the fixed rotating device 2 can be adjusted according to the size of the crankshaft, when in adjustment, the electric slide rail 21 is only started, the electric slide block 23 slides in the electric slide rail 21 to adjust the positions of the first connecting plate 28 and the second connecting plate 24, after the adjustment is completed, the rear end of the crankshaft is sleeved in the sleeve plate 25, the front end of the crankshaft is placed in the fixed groove 26 in the fixed block 27, then the knob 221 is rotated, the knob 221 drives the first threaded rod 225 in the lug 22 to rotate, at the moment, under the action of the sliding groove 222 and the slide block 223, the moving rod 226 drives the clamping plate 224 to move, so that the two clamping plates 224 are mutually matched to clamp and fix the front end of the crankshaft, and after the fixation is completed, the position of the measuring meter 5 is adjusted by the adjusting device 3, so that the measuring meter 5 can measure the eccentric value of the crankshaft, when the crankshaft needs to be rotated to adjust the measuring position, the driving motor 29 can be started, the driving motor 29 drives the fixed crankshaft to rotate, when the horizontal position of the measuring meter 5 needs to be adjusted, the rotating motor 33 in the adjusting device 3 can be started first, the rotating motor 33 drives the second threaded rod 34 in the long rod 31 to rotate, the moving block 32 starts to move within the range of the moving groove 37, then the electric telescopic rod 4 is started to adjust the horizontal position of the measuring meter 5, when the height position of the measuring meter 5 needs to be adjusted, the rotating rod 355 at one end of the vertical rod 35 can be rotated, the rotating rod 355 drives the first bevel gear 354 in the cavity 352 to rotate, and the gear 353 starts to drive the third second threaded rod 356 to rotate in the movable cavity 351, at this time, the elevation rod 36 is stably moved up and down by the slide groove 358 and the slide block 357, so that the height position of the gauge 5 can be adjusted.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a utensil is examined to general gasoline engine bent axle, includes bottom plate (1), its characterized in that: the measuring instrument is characterized in that four supporting rods (9) are fixedly connected to the top end of the bottom plate (1), a supporting plate (7) is fixedly connected to the top ends of the four supporting rods (9) together, an adjusting device (3) is fixedly connected to one side of the top end of the supporting plate (7), an electric telescopic rod (4) is fixedly connected to the top end of the adjusting device (3), a mounting plate (6) is fixedly connected to the telescopic end of the electric telescopic rod (4), a measuring instrument (5) is arranged at the top end of the mounting plate (6) in an inserting mode, and a fixed rotating device (2) is fixedly connected to the top end of the supporting plate (7);

fixed rotating device (2) includes electric slide rail (21), the lower extreme and backup pad (7) fixed connection of electric slide rail (21), sliding connection has two electronic sliding block (23) in electric slide rail (21), two the top of electronic sliding block (23) is fixedly connected with first connecting plate (28) and second connecting plate (24) respectively, second connecting plate (24) are towards one end fixedly connected with lagging (25) of first connecting plate (28), the one end of first connecting plate (28) is connected with driving motor (29), the output of driving motor (29) runs through first connecting plate (28) and fixedly connected with fixed block (27), fixed slot (26) have been opened to the one end of fixed block (27), the top and the equal fixedly connected with lug (22) of lower extreme of fixed block (27), lug (22) are kept away from the one end of fixed block (27) and are alternated and are equipped with knob (221), the one end of knob (221) extends to in lug (22) and fixedly connected with first threaded rod (225), the surface removal of first threaded rod (225) has the clamping bar (226) to the one end extension pole (224) and be connected with fixed slot (26).

2. The testing fixture for the crankshaft of the general gasoline engine as claimed in claim 1, wherein a sliding groove (222) is formed in one side inner wall of the projection (22), a sliding block (223) is connected in the sliding groove (222) in a sliding mode, and one end of the moving rod (226) is fixedly connected with the sliding block (223).

3. The checking fixture for the crankshaft of the general engine as claimed in claim 1, characterized in that the two clamping plates (224) are both arc-shaped plates, and the two clamping plates (224) are distributed in a mirror image.

4. The general gasoline engine crankshaft checking fixture as claimed in claim 1, wherein the adjusting device (3) comprises a long rod (31), the lower end of the long rod (31) is fixedly connected with the support plate (7), the top end of the long rod (31) is provided with a moving groove (37), a second threaded rod (34) is rotatably connected to one side inner wall of the moving groove (37), one end of the long rod (31) is connected with a rotating motor (33), the output end of the rotating motor (33) extends into the long rod (31) and is fixedly connected with the second threaded rod (34), a moving block (32) is sleeved on the outer surface of the second threaded rod (34), the top end of the moving block (32) is fixedly connected with a vertical rod (35), a cavity (352) and a movable cavity (351) are formed in the vertical rod (35), a rotating rod (355) is arranged on the lower end of the vertical rod (35) in a penetrating manner, one end of the rotating rod (355) is rotatably connected with one side inner wall of the cavity (352), a first bevel gear (354) is arranged on the outer surface of the rotating rod (355), the upper portion of the first bevel gear (354) is engaged with a second bevel gear (353), and a third bevel gear (356) is connected with a third bevel gear (356) in a penetrating manner, the surface of third threaded rod (356) has cup jointed lifter (36), the top of lifter (36) runs through montant (35) and with electric telescopic handle (4) fixed connection.

5. The checking fixture for the crankshaft of the general engine as claimed in claim 4, wherein a sliding groove (358) is formed on an inner wall of one side of the movable cavity (351), a sliding block (357) is slidably connected in the sliding groove (358), and a lower portion of one end of the lifting rod (36) is fixedly connected with the sliding block (357).

6. The testing fixture for the crankshaft of the general gasoline engine as claimed in claim 4, wherein the length and the width of the moving block (32) are respectively the same as those of the vertical rod (35).

7. The general engine crankshaft checking fixture according to claim 1, wherein a skid plate (8) is fixedly connected to the lower end of the bottom plate (1).

8. The checking fixture for the crankshaft of the general engine as claimed in claim 1, characterized in that four supporting rods (9) are distributed in a rectangular array.